diff options
| author | David Rientjes <rientjes@google.com> | 2006-08-17 11:54:57 -0700 |
|---|---|---|
| committer | Junio C Hamano <junkio@cox.net> | 2006-08-17 14:23:53 -0700 |
| commit | a89fccd28197fa179828c8596791ff16e2268d20 (patch) | |
| tree | 4a6c2b256a986fc221c0e1d5fa7d910f3b31eee8 /pack-check.c | |
| parent | d4baf9eaf47ea1ba204f1ab5ecd22326913dd081 (diff) | |
| download | git-a89fccd28197fa179828c8596791ff16e2268d20.tar.gz git-a89fccd28197fa179828c8596791ff16e2268d20.tar.xz | |
Do not use memcmp(sha1_1, sha1_2, 20) with hardcoded length.
Introduces global inline:
hashcmp(const unsigned char *sha1, const unsigned char *sha2)
Uses memcmp for comparison and returns the result based on the length of
the hash name (a future runtime decision).
Acked-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: David Rientjes <rientjes@google.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'pack-check.c')
| -rw-r--r-- | pack-check.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/pack-check.c b/pack-check.c index 3a62e1b7e..04c6c0082 100644 --- a/pack-check.c +++ b/pack-check.c @@ -29,10 +29,10 @@ static int verify_packfile(struct packed_git *p) pack_base = p->pack_base; SHA1_Update(&ctx, pack_base, pack_size - 20); SHA1_Final(sha1, &ctx); - if (memcmp(sha1, (char *) pack_base + pack_size - 20, 20)) + if (hashcmp(sha1, (unsigned char *)pack_base + pack_size - 20)) return error("Packfile %s SHA1 mismatch with itself", p->pack_name); - if (memcmp(sha1, (char *) index_base + index_size - 40, 20)) + if (hashcmp(sha1, (unsigned char *)index_base + index_size - 40)) return error("Packfile %s SHA1 mismatch with idx", p->pack_name); @@ -135,7 +135,7 @@ int verify_pack(struct packed_git *p, int verbose) SHA1_Init(&ctx); SHA1_Update(&ctx, index_base, index_size - 20); SHA1_Final(sha1, &ctx); - if (memcmp(sha1, (char *) index_base + index_size - 20, 20)) + if (hashcmp(sha1, (unsigned char *)index_base + index_size - 20)) ret = error("Packfile index for %s SHA1 mismatch", p->pack_name); |